4 Rownham Hill Leigh Woods Long Ashton BS8 3PU Data via plota.co.uk

26/P/1541/FUH - Full permission - Householders Approved

Proposal

Proposed erection of a single storey rear extension and conversion of the existing garage to provide accommodation forming part of the existing dwelling and alterations to the fenestration on the side elevations. Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
23 Jul 2026
✓
Validated
30 Jul 2026
✓
Approved
15 Sept 2026

Approved on 15 Sept 2026 · Delegated Decision · Last checked 16 Sept 2026

Site constraints 11

Green belt: Bath and Bristol
Inappropriate development needs very special circumstances.
Green belt policy allows a short list of exceptions, such as limited extensions and replacement buildings. Anything else needs very special circumstances that clearly outweigh the harm. Some green belt land can count as grey belt, where it does not strongly serve the green belt's purposes. The council decides this in its green belt assessment or on each application, so we do not mark it here.
Read the government guidance ↗
Registered park or garden: Ashton Court
Nationally designated heritage. Its significance and setting carry great weight.
Registered parks and gardens, battlefields, world heritage sites and protected wrecks are designated heritage assets: harm needs clear and convincing justification.
Historic England ↗
Special area of conservation 129 m away: Avon Gorge Woodlands
Work nearby can need a habitats assessment.
Harm to a protected site is only accepted where there is no alternative and an overriding public interest.
National infrastructure project 186 m away: Portishead Branch Line - MetroWest Phase 1
The site is 186 m from the project boundary. Railway, decided. The project page says whether consent was granted.
Nationally significant infrastructure projects (power stations, electricity lines, pipelines, major roads and railways, harbours, airports and reservoirs) are consented by a Secretary of State under the Planning Act 2008, after an examination by the Planning Inspectorate, rather than by the council. The boundary is the one the Inspectorate consults on and can change as the scheme does. Projects are shown within 2 km of the site.
Planning Inspectorate project page ↗
Habitat network: Network Enhancement Zone 1
Where habitat is joined up enough to work as a network. Context, not a constraint on its own.
Radon affected area, class 5
An estimated 10 to 30% of homes reach the radon action level. Indicative for the 1 km square, which takes the highest class found in it; a radon test gives the answer for a building.
From the British Geological Survey and UK Health Security Agency indicative atlas. Under building regulations, as the BRE guide BR 211 (2023) sets out, new buildings and extensions need basic radon protection from class 3 in England and Wales and from class 2 in Scotland, and full protection from class 5. The class at the site itself, from the detailed BGS map, decides which.
UKHSA radon ↗
SSSI 99 m away: Ashton Court SSSI
Natural England may need consulting, depending on what is proposed.
Sites of special scientific interest are the best wildlife and geological sites in the country. Development likely to harm one is rarely permitted.
Also on the record
Coalfield, development low risk area; Inside the Leigh Woods built-up area; Conservation area 98 m away: Leighwoods; Natural England's Provisional ALC map (1:250,000, 1970s) had this area as grade 3, but it predates the buildings here and the current map does not class it as farmland.
Not affected
Outside flood zones 2 and 3 · No listed building at the site · No scheduled monument at the site

Checked on 6 October 2026. Historic England, the Environment Agency, Natural England, the Mining Remediation Authority, the Planning Inspectorate, the British Geological Survey and UK Health Security Agency (radon, contains BGS materials © UKRI) and council datasets, Open Government Licence. A boundary can run through a site and the council holds the definitive record: confirm with the council before relying on this.

Sales history 3

Last sold for £625,000 in June 2016. Terraced house, freehold.

24 June 2016£625,000
19 May 2006£470,000
8 November 1996£183,250

Sale prices from HM Land Registry's price paid record, matched to this application by its address.

Building

Floor area154 m² (1,658 sq ft)
Energy ratingE (53 out of 100), could reach C
PropertyEnd-terrace house, 6 habitable rooms
Built1967 to 1975
HeatingBoiler and radiators, mains gas
WallsCavity wall, as built, no insulation (assumed)

From the energy performance certificate lodged in April 2016, the latest held for this property. The building may have changed since. View the certificate

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Important details

Application type
Full permission - Householders
Postcode
BS8 3PU
Received
23 Jul 2026
Validated
30 Jul 2026
Ward
Long Ashton
Parish
Long Ashton
Case officer
Show
Target decision
24 Sept 2026
Decision
Approve
Decision date
15 Sept 2026
Decision level
Delegated Decision
Applicant
Show
Agent
Bood

How this decision compares

Decided in 47 days from validation, 7 days faster than North Somerset's median of 54 for extensions. Approved, as 92% of extensions here are.

76%decided within 8 weeks
92%approved
445decided in the last year

Plota live figures for extensions decided by North Somerset in the last twelve months, from validation. North Somerset decision record →

Public comments

1comment received
1 neutral

5 neighbours consulted · Last counted 16 Sept 2026

Read the comments on the council site ↗

Consultation & key dates

Comments by
21 Aug 2026
Statutory expiry
24 Sept 2026
Env. assessment
No
North Somerset
Planning Authority Score
6.4/10
Average
#83 of 296 councils
Relevant to this application:
Householder decisions

North Somerset is faster than most councils at deciding householder applications, ranking #96 out of 296. Householder applications are slightly more likely to be approved here (93%) than the national average (90%).

Faster than most councils
for householder decisions
These figures are council-wide context, not a prediction for this application. View full council performance
North Somerset decision statistics
Based on MHCLG data, the year to March 2026
89%
Overall approval rate
Above avg (87%) #137 of 296
93%
Householder approved
Above avg (90%) #134 of 296
73%
Decided in 8 weeks
Above avg (63%) #96 of 296
34%
Extended time limit
Below avg (41%) #88 of 296
74%
Minor dwellings approved
135 decided (1-9 homes)
95%
Major dwellings approved
19 decided (10+ homes)
85%
Change of use approved
52 decided
1,139
Total decisions
128 refused in the year to March 2026

Sale prices: Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.

Energy performance: Energy performance certificates from the Energy Performance of Buildings Register, Ministry of Housing, Communities and Local Government. Contains public sector information licensed under the Open Government Licence v3.0. © Crown copyright 2026.